﻿// The Nova Project by Ken Beckett.
// Copyright (C) 2007-2012 Inevitable Software, all rights reserved.
// Released under the Common Development and Distribution License, CDDL-1.0: http://opensource.org/licenses/cddl1.php

using System.Collections.Generic;

using Nova.CodeDOM;

namespace Nova.UI
{
    /// <summary>
    /// The view model for a <see cref="CodeDOM.DoWhile"/>.
    /// </summary>
    public class DoWhileVM : StatementVM
    {
        #region /* STATICS */

        internal static void AddViewModelMapping()
        {
            CreateViewModel.Add(typeof(DoWhile),
                delegate(CodeObject codeObject, bool isDescription, Dictionary<CodeObject, CodeObjectVM> dictionary) { return new DoWhileVM((DoWhile)codeObject, dictionary); });
        }

        #endregion

        #region /* CONSTRUCTORS */

        /// <summary>
        /// Create a view model instance for the specified <see cref="CodeDOM.DoWhile"/>.
        /// </summary>
        public DoWhileVM(DoWhile doWhile, Dictionary<CodeObject, CodeObjectVM> dictionary)
            : base(doWhile, dictionary)
        { }

        #endregion

        #region /* PROPERTIES */

        /// <summary>
        /// The underlying <see cref="CodeDOM.DoWhile"/> model.
        /// </summary>
        public DoWhile DoWhile
        {
            get { return (DoWhile)CodeObject; }
        }

        /// <summary>
        /// The conditional <see cref="ExpressionVM"/>.
        /// </summary>
        public ExpressionVM Conditional
        {
            get { return ((WhileVM)ParentVM).ConditionalVM; }
        }

        #endregion

        #region /* RENDERING */

        protected override void RenderArgument(CodeRenderer renderer, RenderFlags flags)
        {
            ExpressionVM conditional = Conditional;
            if (conditional != null)
                conditional.Render(renderer, flags);
        }

        public override void Render(CodeRenderer renderer, RenderFlags flags)
        {
            base.Render(renderer, flags | (ParentVM is WhileVM ? RenderFlags.NoBorder : 0));
        }

        #endregion
    }
}
